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Named after Czech anatomist Jan Evangelista Purkyně (1787–1869).
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: The tendency for the peak luminance sensitivity of the human eye to shift toward the blue end of the spectrum at low illumination levels. Full definition →
Named after Czech anatomist Jan Evangelista Purkyně (1787–1869).
Etymology from Wiktionary, CC BY-SA 4.0.